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WO/2001/096498A1 |
The invention concerns a sequence of steps for desulphurizing gasoline for example from catalytic cracking comprising the elimination of thiophenic compounds by alkylating said compounds, Said method enables to cut out the step of elimin...
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WO/2001/081278A1 |
A process for the production of gasoline stocks wherein lower molecular weight olefins (line 102) are first oligomerized and the oligomers (line 105) hydrogenated is disclosed. In the first instance the oligomerization is carried out in ...
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WO/2001/079393A2 |
The invention relates to a process for converting cycle oils produced in catalytic cracking reactions into olefinic naphthas. More particularly, the invention relates to a process for hydroprocessing a catalytically cracked light cycle o...
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WO/2001/079395A2 |
The invention relates to a process for converting cycle oils produced in catalytic cracking reactions into olefin and naphtha. More particularly, the invention relates to a process for hydroprocessing a catalytically cracked light cycle ...
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WO/2001/078490A2 |
The invention relates to a process for converting cycle oils produced in catalytic cracking reactions into light olefin and naphtha. More particularly, the invention relates to a process of hydroprocessing a catalytically cracked light c...
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WO/2001/079382A2 |
The invention relates to a process for converting cycle oils produced in catalytic cracking reactions into light olefin, preferably propylene. More particularly, the invention relates to a process for hydroprocessing a catalytically crac...
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WO/2001/079394A2 |
The invention relates to a two-stage catalytic cracking process for converting cycle oils to more valuable products. More particularly, the invention relates to a process that includes interstage hydroprocessing and a tailored catalyst m...
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WO/2001/079392A2 |
The invention relates to a process for converting naphtha and cycle oils produced in catalytic cracking reactions into light olefins. More particularly, the invention relates to a process for hydroprocessing a catalytically cracked light...
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WO/2001/079391A1 |
A gasoline blendstock is produced having a decreased amount of sulfur by first selectively hydrodesulfurizing a cracked naphtha that contains both non-mercaptan and mercaptan sulfur to produce a first product having a decreased amount of...
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WO/2001/074969A2 |
A novel process for forming hydrocarbon waxes from synthesis gas is disclosed. This invention teaches a process whereby a Fischer-Tropsch wax can be formulated such that the wax softness as defined by ASTM Standard Test Method for Needle...
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WO/2001/064816A2 |
A process for preparing distillate fuel compositions from a C¿2-6? olefinic fraction and a C¿20?+ fraction via molecular averaging is described. The fractions can be obtained, for example, from Fischer-Tropsch reactions, and/or obtaine...
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WO/2001/060950A1 |
Desulphurisation of a hydrocarbon feedstock by subjecting a portion of said feedstock to a pre-treatment step of partial oxidation, optionally in the presence of a catalyst, or adiabatic low temperature catalytic steam reforming, thereby...
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WO/2001/053433A1 |
A product of reduced sulfur content is produced from an olefin-containing hydrocarbon feedstock which includes sulfur-containing impurities. The feedstock is contacted with an olefin-modification catalyst in a reaction zone under conditi...
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WO/2001/053432A1 |
A product of reduced sulfur content is produced from an olefin-containing hydrocarbon feedstock which includes sulfur-containing impurities. The feedstock is contacted with an olefin-modification catalyst in a reaction zone under conditi...
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WO/2001/051590A1 |
The hydrocarbon to be used, together with water vapour, is subjected to thermal steam cracking, whereby said hydrocarbon is in the vapour state. The hydrocarbon is heated to temperatures ranging from 700 to 1,000 °C during steam crackin...
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WO/2001/046340A1 |
Processes for converting C¿1? to C¿3? alkanes into high purity C¿6? to C¿24? normal alpha olefins and internal combustion engine grade fuels and/or lubricating oils comprising a sequence of fractionation and thermal cracking and/or h...
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WO/2001/034731A1 |
The invention is related to a two step process wherein the first step comprises cracking an olefinic naphtha resulting in a cracked product having a diminished total concentration of olefinic species. The second step comprises hydroproce...
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WO/2001/032807A1 |
Apparatus for processing a heavy hydrocarbon feed includes a heater (11) for heating the heavy hydrocarbon feed. The heated feed is fed to an atmospheric fractionating tower (12), producing light atmospheric fractions and atmospheric bot...
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WO/2001/030942A1 |
A process for the removal of hydrocarbon contaminants, such as dienes and olefins, from an aromatics reformate by contacting an aromatics reformate stream with a hydrotreating catalyst and/or a molecular sieve. The hydrotreating catalyst...
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WO/2001/023332A1 |
A hydrocarbon feedstock containing C¿5? olefins, C¿5? diolefins, CPD, DCPD, and aromatics is processed by the steps of heating a hydrocarbon feedstock (102) containing CPD, DCPD, C¿5? diolefins, benzene, toluene, and xylene in a heati...
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WO/2000/077124A1 |
The instant invention is directed to a method for reducing the amount of sulfur in hydrocarbon streams comprising the steps of: (a) contacting a hydrocarbon stream comprising hydrocarbons and sulfur compounds with an adsorbent selective ...
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WO/2000/073401A1 |
The present invention pertains to the production of high-octane components for engine fuels and to that of aromatic hydrocarbons and hydrogen using the petrol fractions from crude oil and gas condensates as well as C¿1?-C¿4? hydrocarbo...
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WO/2000/071494A1 |
A process for upgrading hydrocarbonaceous oil containing heteroatom-containing compounds where the hydrocarbonaceous oil is contacted with a solvent system that is a mixture of a major portion of a polar solvent having a dipole moment gr...
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WO/2000/071642A1 |
This is a process for upgrading a petroleum naphtha fraction. The naphtha is subjected to reforming and the reformate is cascaded to a benzene and toluene synthesis zone over a benzene and toluene synthesis catalyst comprising a molecula...
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WO/2000/069990A1 |
Method for producing hydrogen and a hydroprocessed product from a hydrocarbonaceous feedstock by subjecting it to a catalytic hydrocracking treatment using hydrogen which has been at least partly produced from hydrocracked feedstock and ...
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WO/2000/061702A1 |
A residue from petroleum refining is thermally cracked to convert the residue to useful cracked products and to generate fuel gas. The residue is cracked by contact with hot synthesis gas produced by the gasification on the tar/pitch res...
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WO/2000/060029A1 |
The invention provides a process for the production of a synthetic naphtha fuel suitable for use in compression ignition (CI) engines, the process including at least the steps of hydrotreating at least a fraction of a Fischer-Tropsch (FT...
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WO/2000/058420A1 |
A process for the removal of impurities including organic sulphur and nitrogen compounds from a hydrocarbon feedstock containing at least 2 ppm by weight of organic nitrogen compounds comprising adding hydrogen to the feedstock and passi...
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WO/2000/043314A1 |
A method of making an anisotropic or isotropic carbon foam includes introducing at least one reinforcing additive which may be carbon nanofibers, carbon nanotubes, chopped graphite fibers, crushed green coke, crushed calcined coke or com...
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WO/2000/042127A1 |
A slurry hydroprocessing process for upgrading a hydrocarbon feedstock containing nitrogen and sulfur using bulk multimetallic catalyst comprised of at least one Group VIII non-noble metal and at least two Group VIB metals wherein the ra...
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WO/2000/042131A1 |
Hydroprocessing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.
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WO/2000/042120A1 |
Hydrotreating a petroleum feedstream comprised of at least 50 wt. % of an atmospheric distillation distillate boiling range product stream, preferably hydrodesulfurization of raw virgin petroleum distillates, using a bulk multimetallic c...
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WO/2000/042128A1 |
Hydrocracking process for hydrocracking petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.
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WO/2000/042121A1 |
Hydrofining of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.
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WO/2000/042125A1 |
A two stage hydrodesulfurizing process for producing low sulfur distillates. A distillate boiling range feedstock containing in excess of about 3,000 wppm sulfur is hydrodesulfurized in a first hydrodesulfurizing stage containing one or ...
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WO/2000/042124A1 |
A two stage hydrodesulfurizing process for producing low sulfur distillates. A distillate boiling range feedstock containing in excess of about 3,000 wppm sulfur is hydrodesulfurized in a first hydrdesulfurzing stage containing one or mo...
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WO/2000/041988A1 |
An improved process for preparing alcohols by the Oxo process. More particularly this invention relates to an improvement in the hydrogenation step of the Oxo process characterized in the use of certain bulk multimetallic hydrogenation c...
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WO/2000/042082A1 |
This invention provides a process for hydrotreating hydrocarbon resins, which process comprises contacting a feedstock comprising a hydrocarbon resin or rosin, under suitable hydrotreating conditions, with a bulk multimetallic catalyst c...
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WO/2000/042129A1 |
A two stage hydrodesulfurizing process for producing low sulfur distillates. A distillate boiling range feedstock containing in excess of about 3,000 wppm sulfur is hydrodesulfurized in a first hydrodesulfurizing stage containing one or ...
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WO/2000/042119A1 |
Hydroconversion processing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.
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WO/2000/040677A1 |
A catalytic cracking process includes more than one catalytic cracking step and integrates catalytic cracking steps with hydroprocessing in order to maximize olefins production, distillate quality and octane level of the cracked product....
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WO/2000/029510A1 |
Low sulfur gasoline of relatively high octane-barrel value is produced from cracked, sulfur containing olefinic naphtas by hydrodesulfurization at low temperature and low space velocity over either a conventional catalyst, such as CoMo/A...
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WO/2000/001929A1 |
A combined cycle power generating system in which power generating efficiency is increased when a combined cycle power generation is performed by using normal pressure residue oil obtained by distilling stock oil at normal pressure by a ...
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WO/2000/000571A1 |
The instant invention is directed to an integrated process for producing a hydroisomerate in the presence of sulfur comprising the steps of (a) separating a natural gas into a first stream comprising a C¿5?+ gas field condensate contain...
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WO/1999/057224A1 |
A three stage hydroprocessing process includes two liquid and one vapor reaction stages, with a hydrogen containing vapor effluent produced in both liquid stages. The second liquid stage vapor effluent comprises part of the first liquid ...
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WO/1999/057229A1 |
A three stage hydroprocessing process includes two liquid and one vapor reaction stages, both of which produce an effluent comprising liquid and vapor. Both vapor effluents comprise vaporized hydrocarbonaceous material. Fresh hydrogen is...
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WO/1999/057231A1 |
A hydroprocessing process including a cocurrent flow liquid reaction stage, a countercurrent flow liquid reaction stage and a vapor reaction stage in which feed components are catalytically hydroprocessed by reacting with hydrogen is dis...
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WO/1999/041332A1 |
The present invention is directed to an easily biodegradable low viscosity, low Noack volatility lube oil material having a viscosity index (VI) in the range of about 110-145, $m(g)98 % saturates useful as lube oil basestock, automatic t...
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WO/1999/041217A1 |
A gas conversion process in which both hycdrocarbons and hydrogen are produced from a synthesis gas feed which comprises a mixture of H¿2? and CO, uses hydrogen from a portion of the feed for one or more of (i) hydrocarbon synthesis cat...
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WO/1999/040165A1 |
A method and reactor for catalytic hydroprocessing liquid hydrocarbon feedstock at elevated temperatures and pressures for producing a liquid hydrocarbon product involves introducing the feedstock into a reactor having upper and lower re...
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